[1] Young Otolaryngologists Int Federat Oto Rhino Lar, Rhinol Study Grp, Paris, France
[2] Hosp Complex Santiago de Compostela, Serv Otolaryngol, Santiago De Compostela, Spain
[3] Hosp Univ Jerez, Jerez de la Frontera, Spain
[4] Univ Paris Saclay, Foch Hosp, Serv Otolaryngol, Paris, France
[5] Univ Catania, Dept Med & Surg Sci & Adv Technol GF Ingrassia, ENT Sect, ENT Dept, Catania, Italy
[6] Victoria Hosp, London Hlth Sci Ctr, London, ON, Canada
[7] Univ Seville, Univ Hosp Virgen Macarena, Otolaryngol Dept, Rhinol & Skull Base Surg Unit, Seville, Spain
[8] Cairo Univ, Kasr Alainy Sch Med, Cairo, Egypt
[9] Hosp Ramon & Cajal, Otolaryngol Dept, Rhinol & Skull Base Surg Unit, Madrid, Spain
[10] Univ Rey Juan Carlos, Hosp Univ Fuenlabrada, Otolaryngol Dept, Madrid, Spain